Jean-du-Sud in Practical Boat Owner
Jean-du-Sud can be seen in an article about windvanes. The article mentions Caphorn products. There is a deep history connecting Jean-du-Sud to CapHorn products. You cean read about it here.
PierDuSud
Au Large
Here is a great video from la Fabrique Culturelle on sailboat production in Québec (french only). We can see Jean-du-Sud for a few seconds.